Dynamic RF Channel Allocation for Dual-Card Terminals

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Solution Overview

Problem

In dual-card dual-standby scenarios, existing mobile communication systems face limitations in flexible RF resource allocation, leading to suboptimal utilization of RF channel resources, which affects user experience and service performance.

Innovation Solution

A method for communication control that dynamically adjusts RF channel resources for each communication card based on real-time service requirements, ensuring the total number of channels used does not exceed the terminal's maximum capacity, by determining and reporting adjusted capabilities to network devices.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If two communication cards share one set of terminal hardware resources to multiplex maximum capability of a single card, then device complexity is reduced, but RF channel resource coordination becomes more difficult and resource utilization becomes suboptimal

Engineering Contradiction:
Improvehardware resource sharingVSAvoidRF channel resource utilization
Core Design Contradiction:
Device complexityVSProductivity

Solution Approach 1:

The patent applies dynamics by enabling dynamic adjustment of RF channel allocation based on real-time service requirements. The system transitions from static hardware sharing to dynamic resource distribution, where the number of RF channels allocated to each communication card can be adjusted according to actual service needs, thereby optimizing resource utilization while maintaining hardware sharing.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent changes the parameter of RF channel allocation from a fixed configuration to a variable parameter that can be adjusted based on service requirements. By allowing the number of RF channels to be dynamically changed and coordinated between multiple communication cards, the system achieves better resource utilization without increasing hardware complexity.

Inventive Principle:
Principle #35Parameter changes

2Productivity

If RF channel resources are coordinated between multiple communication cards sharing hardware resources, then resource utilization improves, but coordination complexity increases

Engineering Contradiction:
ImproveRF channel resource utilizationVSAvoidcoordination mechanism
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent implements feedback mechanisms where communication cards report their service requirements and the terminal adjusts RF channel allocation accordingly. This feedback loop enables the system to optimize resource distribution based on actual service needs, reducing coordination complexity by automating the decision-making process through standardized reporting and adjustment protocols.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent segments the RF channel coordination process into distinct functional components: requirement reporting by communication cards, capability assessment by the terminal, and allocation decision-making. This segmentation simplifies the overall coordination mechanism by dividing the complex task into manageable steps with clear responsibilities.

Inventive Principle:
Principle #1Segmentation

3Adaptability or versatility

If the sum of RF channels requested by multiple communication cards exceeds the maximum number of RF channels supported by the terminal, then service capability is enhanced, but hardware resource constraints are violated

Engineering Contradiction:
Improveservice capabilityVSAvoidhardware resource constraint
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent applies partial action by allocating only the necessary number of RF channels to each communication card based on actual service requirements rather than providing maximum capability to all cards simultaneously. This selective allocation ensures that hardware resources are not exceeded while still enabling the necessary service capabilities through coordinated partial deployment of RF channels.

Inventive Principle:
Principle #16Partial or excessive action

Data Source

PatentUS20250016625A1Method for communication control, communication device, and storage medium
Publication Date: 2025.01.09 BEIJING X RING TECHNOLOGY CO LTD
  • US20250016625A1 patent drawing
  • US20250016625A1 patent drawing
  • US20250016625A1 patent drawing

AI summary

A method for communication control includes: determining a first number of radio frequency (RF) channels requested by a first communication card and a second number of RF channels requested by a second communication card; in a first preset situation, determining a third number of RF channels and a fourth number of RF channels based on the first number of RF channels and the second number of RF channels; and reporting a first capability and a second capability to a first network device and a second network device, respectively, in which, the first capability indicates that a number of RF channels supported by the first communication card is the third number of RF channels, and the second capability indicates that a number of RF channels supported by the second communication card is the fourth number of RF channels.